KitchenAid KBFC42FS - Testing Door Switches and Fill Tube Heater

5-6
Refer to pages 4-17 & 4-21 for the proce-
dures for accessing a refrigerator or freezer
door/drawer switch.
1.
Unplug refrigerator or disconnect power.
2. Disconnect one of the wires going to the
door/drawer switch.
3.
Set the ohmmeter to the R x 1 scale.
4. Touch the ohmmeter test leads to the
N.O. and COM door/drawer switch termi-
nals.
The meter should indicate an open
circuit (infinite).
5.
Press the door/drawer switch actuator
button and the meter should indicate
continuity (0 Ω).
6.
Touch the ohmmeter test leads to the
N.C. and COM door/drawer switch termi-
nals.
The meter should indicate continuity
(0 Ω). NOTE: The
door/drawer switches
are normally-closed.
7.
Press the door/drawer switch actuator
button and the meter should indicate an
open circuit (infinite).
Electrical Shock Hazard
Disconnect power before servicing.
Replace all parts and panels before operating.
Failure to do so can result in death or electrical shock.
WARNING
DOOR/DRAWER SWITCH FILL TUBE HEATER
Refer to page 4-22 for the procedure for ac-
cessing the fill tube heater.
NOTE: The heated fill tube will be energized
for
90 minutes after each ice maker harvest
and fill.
1.
Unplug refrigerator or disconnect power.
2. Disconnect the ice maker inlet heated fill
tube wire connector from the main har-
ness.
3.
Set the ohmmeter to the R x 1K scale.
4. Insert the ohmmeter test leads into the
two connector pins of the ice maker in-
let
heated fill tube connector. The meter
should indicate approximately 3420 Ω.